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Question 6 0 out of 4.5 points Shifting to a different problem context, solve the following problem, and don't forget to round appropriately. A registered dietician, wants to estimate the population mean average for the number of soda cans that teenage boys drink daily. She wants to be 90% confident in her answer. She knows from past research that the population standard deviation is two cans of soda. She wants her answer to be accurate to within one-quarter of a can. How large a simple random sample does she need to collect? HINT: The critical value should be rounded to no fewer than three decimal places: #### or #######, for example, if you over-round the critical value, the final sample size answer will not round correctly Selected Answer 173

          Question 6
0 out of 4.5 points
Shifting to a different problem context, solve the following problem, and don't forget to round appropriately.
A registered dietician, wants to estimate the population mean average for the number of soda cans that teenage boys drink daily. She wants to be
90% confident in her answer. She knows from past research that the population standard deviation is two cans of soda. She wants her answer to
be accurate to within one-quarter of a can. How large a simple random sample does she need to collect? HINT: The critical value should be
rounded to no fewer than three decimal places: #### or #######, for example, if you over-round the critical value, the final sample size answer will
not round correctly
Selected Answer 173

Question 6
0 out of 4.5 points
Shifting to a different problem context, solve the following problem, and don't forget to round appropriately.
A registered dietician, wants to estimate the population mean average for the number of soda cans that teenage boys drink daily. She wants to be
90% confident in her answer. She knows from past research that the population standard deviation is two cans of soda. She wants her answer to
be accurate to within one-quarter of a can. How large a simple random sample does she need to collect? HINT: The critical value should be
rounded to no fewer than three decimal places: #### or #######, for example, if you over-round the critical value, the final sample size answer will
not round correctly
Selected Answer 173

Added by Deborah S.

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